Correction: Subject Line, and Body of Notification

Topic:  NOAA-20 Drag Make-Up Maneuver (DMU) 012 scheduled for June 26, 2024

Date/Time Issued: June 24, 2024 1845Z

Product(s) or Data Impacted:  All NOAA-20 Sensor Data

Date/Time of Initial Impact: June 26, 2024 1609Z

Date/Time of Expected End: June 26, 2024 1816Z

Length of Outage:  See Details.

Details/Specifics of Change: On June 26, 2024 16:35:00Z,

N20 will perform a 5.0 second propulsive Drag Makeup Maneuver (DMU)
to maintain Mean Local Time of the Ascending Node while controlling the Repeating Ground Track box.

The following observatory systems will be affected on June 26, 2024:

16:09:32Z – 18:16:40Z: CERES in Contam-Safe mode, science data will not be available

16:20:00Z – 16:45:10Z: OMPS in Decon mode, Science data will not be available

16:24:00Z - 16:47:10Z: HRD will be off, data for direct broadcast users will be unavailable

16:29:00Z – 16:37:10Z: N20 in Control Frame 2 (DMU) (Delta-V Control Frame)

16:29:00Z – 16:42:10Z: N20 pointing off-nadir, collected data during that time period may be impacted and not disseminated

Contact Information for Further Information: ESPC Operations at ESPCOperations@noaa.gov at 301-817-3880

Web Site(s) for applicable information: N/A

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